GrowSurf is a referral software platform that helps startups and growth-stage companies launch and manage customer referral, advocacy, and affiliate programs. Product and marketing teams use GrowSurf to create branded referral experiences, automate rewards and payouts, track referrals across key customer actions, and measure the impact on signups, leads, and revenue. The platform supports white-labeled referral pages, embeddable widgets, APIs, webhooks, and no-code integrations, making it a fit for both fast self-serve launches and more customized referral workflows. GrowSurf is commonly used by B2C and B2B SaaS, fintech, insurtech, AI, education, and subscription businesses that want a practical way to turn word-of-mouth into a repeatable acquisition channel.